Resolve merge conflict

config.template.yaml

@@ -120,10 +120,14 @@ mail:
 
 # YouTube v3 API key
 # See https://developers.google.com/youtube/registering_an_application
-# Google is closing the v2 API (which allowed anonymous requests) on
+# YouTube links will not work without this!
-# April 20, 2015 so you must register a v3 API key now.
+# Instructions:
-# NOTE: You must generate a Server key under Public API access, NOT a
+#     1. Go to https://console.developers.google.com/project
-# browser key.
+#     2. Create a new API project
+#     3. On the left sidebar, click "Credentials" under "APIs & auth"
+#     4. Click "Create new Key" under "Public API access"
+#     5. Click "Server key"
+#     6. Under "APIs & auth" click "YouTube Data API" and then click "Enable API"
 youtube-v3-key: ''
 # Minutes between saving channel state to disk
 channel-save-interval: 5
@@ -202,6 +206,9 @@ channel-blacklist: []
 #   * ffmpeg must be installed on the server
 ffmpeg:
   enabled: false
+# Executable name for ffprobe if it is not "ffprobe".  On Debian and Ubuntu (on which
+# libav is used rather than ffmpeg proper), this is "avprobe"
+  ffprobe-exec: 'ffprobe'
 
 link-domain-blacklist: []
 

lib/channel/chat.js

@@ -22,6 +22,12 @@ const TYPE_PM = {
     meta: "object,optional"
 };
 
+// Limit to 10 messages/sec
+const MIN_ANTIFLOOD = {
+    burst: 20,
+    sustained: 10
+};
+
 function ChatModule(channel) {
     ChannelModule.apply(this, arguments);
     this.buffer = [];
@@ -192,7 +198,13 @@ ChatModule.prototype.handlePm = function (user, data) {
         return;
     }
 
-    var msg = data.msg.substring(0, 240);
+    if (user.chatLimiter.throttle(MIN_ANTIFLOOD)) {
+        user.socket.emit("cooldown", 1000 / MIN_ANTIFLOOD.sustained);
+        return;
+    }
+
+
+    data.msg = data.msg.substring(0, 240);
     var to = null;
     for (var i = 0; i < this.channel.users.length; i++) {
         if (this.channel.users[i].getLowerName() === data.to) {
@@ -216,7 +228,7 @@ ChatModule.prototype.handlePm = function (user, data) {
         }
     }
 
-    if (msg.indexOf(">") === 0) {
+    if (data.msg.indexOf(">") === 0) {
         meta.addClass = "greentext";
     }
 
@@ -243,13 +255,34 @@ ChatModule.prototype.processChatMsg = function (user, data) {
     }
 
     var msgobj = this.formatMessage(user.getName(), data);
+    var antiflood = MIN_ANTIFLOOD;
     if (this.channel.modules.options &&
         this.channel.modules.options.get("chat_antiflood") &&
         user.account.effectiveRank < 2) {
 
-        var antiflood = this.channel.modules.options.get("chat_antiflood_params");
+        antiflood = this.channel.modules.options.get("chat_antiflood_params");
-        if (user.chatLimiter.throttle(antiflood)) {
+    }
-            user.socket.emit("cooldown", 1000 / antiflood.sustained);
+
+    if (user.chatLimiter.throttle(antiflood)) {
+        user.socket.emit("cooldown", 1000 / antiflood.sustained);
+        return;
+    }
+
+    if (data.msg.indexOf(">") === 0) {
+        msgobj.meta.addClass = "greentext";
+    }
+
+    if (data.msg.indexOf("/") === 0) {
+        var space = data.msg.indexOf(" ");
+        var cmd;
+        if (space < 0) {
+            cmd = data.msg.substring(1);
+        } else {
+            cmd = data.msg.substring(1, space);
+        }
+
+        if (cmd in this.commandHandlers) {
+            this.commandHandlers[cmd](user, data.msg, data.meta);
             return;
         }
     }
@@ -270,27 +303,7 @@ ChatModule.prototype.processChatMsg = function (user, data) {
         });
         return;
     }
-
+    this.sendMessage(msgobj);
-    if (data.msg.indexOf("/") === 0) {
-        var space = data.msg.indexOf(" ");
-        var cmd;
-        if (space < 0) {
-            cmd = data.msg.substring(1);
-        } else {
-            cmd = data.msg.substring(1, space);
-        }
-
-        if (cmd in this.commandHandlers) {
-            this.commandHandlers[cmd](user, data.msg, data.meta);
-        } else {
-            this.sendMessage(msgobj);
-        }
-    } else {
-        if (data.msg.indexOf(">") === 0) {
-            msgobj.meta.addClass = "greentext";
-        }
-        this.sendMessage(msgobj);
-    }
 };
 
 ChatModule.prototype.formatMessage = function (username, data) {

lib/channel/opts.js

@@ -39,6 +39,11 @@ OptionsModule.prototype.load = function (data) {
             }
         }
     }
+
+    this.opts.chat_antiflood_params.burst = Math.min(20,
+            this.opts.chat_antiflood_params.burst);
+    this.opts.chat_antiflood_params.sustained = Math.min(10,
+            this.opts.chat_antiflood_params.sustained);
 };
 
 OptionsModule.prototype.save = function (data) {
@@ -216,11 +221,15 @@ OptionsModule.prototype.handleSetOptions = function (user, data) {
             b = 1;
         }
 
+        b = Math.min(20, b);
+
         var s = parseFloat(data.chat_antiflood_params.sustained);
         if (isNaN(s) || s <= 0) {
             s = 1;
         }
 
+        s = Math.min(10, s);
+
         var c = b / s;
         this.opts.chat_antiflood_params = {
             burst: b,

lib/config.js

@@ -100,7 +100,8 @@ var defaults = {
     },
     "channel-blacklist": [],
     ffmpeg: {
-        enabled: false
+        enabled: false,
+        "ffprobe-exec": "ffprobe"
     },
     "link-domain-blacklist": [],
     setuid: {
@@ -351,9 +352,8 @@ function preprocessConfig(cfg) {
         require("cytube-mediaquery/lib/provider/youtube").setApiKey(
                 cfg["youtube-v3-key"]);
     } else {
-        Logger.errlog.log("Warning: No YouTube v3 API key set.  YouTube lookups will " +
+        Logger.errlog.log("Warning: No YouTube v3 API key set.  YouTube links will " +
-            "fall back to the v2 API, which is scheduled for closure soon after " +
+            "not work.  See youtube-v3-key in config.template.yaml and " +
-            "April 20, 2015.  See " +
             "https://developers.google.com/youtube/registering_an_application for " +
             "information on registering an API key.");
     }

lib/database/accounts.js

@@ -7,6 +7,15 @@ var Logger = require("../logger");
 var registrationLock = {};
 var blackHole = function () { };
 
+/**
+ * Replaces look-alike characters with "_" (single character wildcard) for
+ * use in LIKE queries.  This prevents guests from taking names that look
+ * visually identical to existing names in certain fonts.
+ */
+function wildcardSimilarChars(name) {
+    return name.replace(/[Il1oO0]/g, "_");
+}
+
 module.exports = {
     init: function () {
     },
@@ -15,7 +24,7 @@ module.exports = {
      * Check if a username is taken
      */
     isUsernameTaken: function (name, callback) {
-        db.query("SELECT name FROM `users` WHERE name=?", [name],
+        db.query("SELECT name FROM `users` WHERE name LIKE ?", [wildcardSimilarChars(name)],
         function (err, rows) {
             if (err) {
                 callback(err, true);

lib/ffmpeg.js

@@ -1,6 +1,12 @@
 var Logger = require("./logger");
 var Config = require("./config");
 var spawn = require("child_process").spawn;
+var https = require("https");
+var http = require("http");
+var urlparse = require("url");
+var statusMessages = require("./status-messages");
+
+var USE_JSON = true;
 
 var acceptedCodecs = {
     "mov/h264": true,
@@ -19,6 +25,169 @@ var audioOnlyContainers = {
     "mp3": true
 };
 
+function testUrl(url, cb, redirCount) {
+    if (!redirCount) redirCount = 0;
+    var data = urlparse.parse(url);
+    if (!/https?:/.test(data.protocol)) {
+        return cb("Video links must start with http:// or https://");
+    }
+
+    if (!data.hostname) {
+        return cb("Invalid link");
+    }
+
+    var transport = (data.protocol === "https:") ? https : http;
+    data.method = "HEAD";
+    var req = transport.request(data, function (res) {
+        req.abort();
+
+        if (res.statusCode === 301 || res.statusCode === 302) {
+            if (redirCount > 2) {
+                return cb("Too many redirects.  Please provide a direct link to the " +
+                          "file");
+            }
+            return testUrl(res.headers["location"], cb, redirCount + 1);
+        }
+
+        if (res.statusCode !== 200) {
+            var message = statusMessages[res.statusCode];
+            if (!message) message = "";
+            return cb("HTTP " + res.statusCode + " " + message);
+        }
+
+        if (!/^audio|^video/.test(res.headers["content-type"])) {
+            return cb("Server did not return an audio or video file, or sent the " +
+                      "wrong Content-Type");
+        }
+
+        cb();
+    });
+
+    req.on("error", function (err) {
+        cb(err);
+    });
+
+    req.end();
+}
+
+function readOldFormat(buf) {
+    var lines = buf.split("\n");
+    var tmp = { tags: {} };
+    var data = {
+        streams: []
+    };
+
+    lines.forEach(function (line) {
+        if (line.match(/\[stream\]|\[format\]/i)) {
+            return;
+        } else if (line.match(/\[\/stream\]/i)) {
+            data.streams.push(tmp);
+            tmp = { tags: {} };
+        } else if (line.match(/\[\/format\]/i)) {
+            data.format = tmp;
+            tmp = { tags: {} };
+        } else {
+            var kv = line.split("=");
+            var key = kv[0].toLowerCase();
+            if (key.indexOf("tag:") === 0) {
+                tmp.tags[key.split(":")[1]] = kv[1];
+            } else {
+                tmp[key] = kv[1];
+            }
+        }
+    });
+
+    return data;
+}
+
+function reformatData(data) {
+    var reformatted = {};
+
+    var duration = parseInt(data.format.duration, 10);
+    if (isNaN(duration)) duration = "--:--";
+    reformatted.duration = Math.ceil(duration);
+
+    var bitrate = parseInt(data.format.bit_rate, 10) / 1000;
+    if (isNaN(bitrate)) bitrate = 0;
+    reformatted.bitrate = bitrate;
+
+    reformatted.title = data.format.tags ? data.format.tags.title : null;
+    var container = data.format.format_name.split(",")[0];
+
+    data.streams.forEach(function (stream) {
+        if (stream.codec_type === "video") {
+            reformatted.vcodec = stream.codec_name;
+            if (!reformatted.title && stream.tags) {
+                reformatted.title = stream.tags.title;
+            }
+        } else if (stream.codec_type === "audio") {
+            reformatted.acodec = stream.codec_name;
+        }
+    });
+
+    if (reformatted.vcodec && !(audioOnlyContainers.hasOwnProperty(container))) {
+        reformatted.type = [container, reformatted.vcodec].join("/");
+        reformatted.medium = "video";
+    } else if (reformatted.acodec) {
+        reformatted.type = [container, reformatted.acodec].join("/");
+        reformatted.medium = "audio";
+    }
+
+    return reformatted;
+}
+
+exports.ffprobe = function ffprobe(filename, cb) {
+    var childErr;
+    var args = ["-show_streams", "-show_format", filename];
+    if (USE_JSON) args = ["-of", "json"].concat(args);
+    var child = spawn(Config.get("ffmpeg.ffprobe-exec"), args);
+    var stdout = "";
+    var stderr = "";
+
+    child.on("error", function (err) {
+        childErr = err;
+    });
+
+    child.stdout.on("data", function (data) {
+        stdout += data;
+    });
+
+    child.stderr.on("data", function (data) {
+        stderr += data;
+    });
+
+    child.on("close", function (code) {
+        if (code !== 0) {
+            if (stderr.match(/unrecognized option|json/i) && USE_JSON) {
+                Logger.errlog.log("Warning: ffprobe does not support -of json.  " +
+                                  "Assuming it will have old output format.");
+                USE_JSON = false;
+                return ffprobe(filename, cb);
+            }
+
+            if (!childErr) childErr = new Error(stderr);
+            return cb(childErr);
+        }
+
+        var result;
+        if (USE_JSON) {
+            try {
+                result = JSON.parse(stdout);
+            } catch (e) {
+                return cb(new Error("Unable to parse ffprobe output: " + e.message));
+            }
+        } else {
+            try {
+                result = readOldFormat(stdout);
+            } catch (e) {
+                return cb(new Error("Unable to parse ffprobe output: " + e.message));
+            }
+        }
+
+        return cb(null, result);
+    });
+}
+
 exports.query = function (filename, cb) {
     if (!Config.get("ffmpeg.enabled")) {
         return cb("Raw file playback is not enabled on this server");
@@ -29,135 +198,73 @@ exports.query = function (filename, cb) {
                   "or HTTPS");
     }
 
-    ffprobe(filename, function (err, meta) {
+    testUrl(filename, function (err) {
         if (err) {
-            if (meta.stderr && meta.stderr.match(/Protocol not found/)) {
+            return cb(err);
-                return cb("Link uses a protocol unsupported by this server's ffmpeg");
+        }
-            } else {
+
+        exports.ffprobe(filename, function (err, data) {
+            if (err) {
+                if (err.code && err.code === "ENOENT") {
+                    return cb("Failed to execute `ffprobe`.  Set ffmpeg.ffprobe-exec " +
+                              "to the correct name of the executable in config.yaml.  " +
+                              "If you are using Debian or Ubuntu, it is probably " +
+                              "avprobe.");
+                } else if (err.message) {
+                    if (err.message.match(/protocol not found/i))
+                        return cb("Link uses a protocol unsupported by this server's " +
+                                  "version of ffmpeg");
+
+                    // Ignore ffprobe error messages, they are common and most often
+                    // indicate a problem with the remote file, not with this code.
+                    if (!/(av|ff)probe/.test(String(err)))
+                        Logger.errlog.log(err.stack || err);
+                    return cb("Unable to query file data with ffmpeg");
+                } else {
+                    if (!/(av|ff)probe/.test(String(err)))
+                        Logger.errlog.log(err.stack || err);
+                    return cb("Unable to query file data with ffmpeg");
+                }
+            }
+
+            try {
+                data = reformatData(data);
+            } catch (e) {
+                Logger.errlog.log(e.stack || e);
                 return cb("Unable to query file data with ffmpeg");
             }
-        }
 
-        meta = parse(meta);
+            if (data.medium === "video") {
-        if (meta == null) {
+                if (!acceptedCodecs.hasOwnProperty(data.type)) {
-            return cb("Unknown error");
+                    return cb("Unsupported video codec " + data.type);
-        }
+                }
 
-        if (isVideo(meta)) {
+                data = {
-            var codec = meta.container + "/" + meta.vcodec;
+                    title: data.title || "Raw Video",
+                    duration: data.duration,
+                    bitrate: data.bitrate,
+                    codec: data.type
+                };
 
-            if (!(codec in acceptedCodecs)) {
+                cb(null, data);
-                return cb("Unsupported video codec " + codec);
+            } else if (data.medium === "audio") {
+                if (!acceptedAudioCodecs.hasOwnProperty(data.acodec)) {
+                    return cb("Unsupported audio codec " + data.acodec);
+                }
+
+                data = {
+                    title: data.title || "Raw Audio",
+                    duration: data.duration,
+                    bitrate: data.bitrate,
+                    codec: data.acodec
+                };
+
+                cb(null, data);
+            } else {
+                return cb("Parsed metadata did not contain a valid video or audio " +
+                          "stream.  Either the file is invalid or it has a format " +
+                          "unsupported by this server's version of ffmpeg.");
             }
-
+        });
-            var data = {
-                title: meta.title || "Raw Video",
-                duration: Math.ceil(meta.seconds) || "--:--",
-                bitrate: meta.bitrate,
-                codec: codec
-            };
-
-            cb(null, data);
-        } else if (isAudio(meta)) {
-            var codec = meta.acodec;
-
-            if (!(codec in acceptedAudioCodecs)) {
-                return cb("Unsupported audio codec " + codec);
-            }
-
-            var data = {
-                title: meta.title || "Raw Audio",
-                duration: Math.ceil(meta.seconds) || "--:--",
-                bitrate: meta.bitrate,
-                codec: codec
-            };
-
-            cb(null, data);
-        } else if (data.ffmpegErr.match(/Protocol not found/)) {
-            return cb("This server is unable to load videos over the " +
-                      filename.split(":")[0] + " protocol.");
-        } else {
-            return cb("Parsed metadata did not contain a valid video or audio stream.  " +
-                      "Either the file is invalid or it has a format unsupported by " +
-                      "this server's version of ffmpeg.");
-        }
     });
 };
-
-function isVideo(meta) {
-    return meta.vcodec && !(meta.container in audioOnlyContainers);
-}
-
-function isAudio(meta) {
-    return meta.acodec;
-}
-
-function parse(meta) {
-    if (meta == null) {
-        return null;
-    }
-
-    if (!meta.format) {
-        return null;
-    }
-
-    var data = {};
-    meta.streams.forEach(function (s) {
-        if (s.codec_type === "video") {
-            data.vcodec = s.codec_name;
-        } else if (s.codec_type === "audio") {
-            data.acodec = s.codec_name;
-        }
-    });
-
-    data.container = meta.format.format_name.split(",")[0];
-    data.bitrate = parseInt(meta.format.bit_rate) / 1000;
-    if (meta.format.tags) {
-        data.title = meta.format.tags.title;
-    }
-    data.seconds = Math.ceil(parseFloat(meta.format.duration));
-    return data;
-}
-
-function ffprobe(filename, cb) {
-    var ff = spawn("ffprobe", ["-show_streams", "-show_format", filename]);
-
-    var outbuf = "";
-    var errbuf = "";
-    ff.stdout.on("data", function (data) {
-        outbuf += data;
-    });
-    ff.stderr.on("data", function (data) {
-        errbuf += data;
-    });
-
-    ff.on("close", function (code) {
-        if (code !== 0) {
-            return cb("ffprobe exited with nonzero exit code", { stderr: errbuf });
-        }
-
-        var lines = outbuf.split("\n");
-        var streams = [];
-        var format = {};
-        var data = {};
-        lines.forEach(function (line) {
-            if (line.match(/\[stream\]|\[format\]/i)) {
-                return;
-            } else if (line.match(/\[\/stream\]/i)) {
-                streams.push(data);
-                data = {};
-            } else if (line.match(/\[\/format\]/i)) {
-                format = data;
-                data = {};
-            } else {
-                var kv = line.split("=");
-                data[kv[0]] = kv[1];
-            }
-        });
-
-        cb(null, {
-            streams: streams,
-            format: format
-        });
-    });
-}

lib/get-info.js

@@ -77,7 +77,8 @@ var Getters = {
     /* youtube.com */
     yt: function (id, callback) {
         if (!Config.get("youtube-v3-key")) {
-            return Getters.yt2(id, callback);
+            return callback("The YouTube API now requires an API key.  Please see the " +
+                            "documentation for youtube-v3-key in config.template.yaml");
         }
 
 
@@ -97,7 +98,8 @@ var Getters = {
     /* youtube.com playlists */
     yp: function (id, callback) {
         if (!Config.get("youtube-v3-key")) {
-            return Getters.yp2(id, callback);
+            return callback("The YouTube API now requires an API key.  Please see the " +
+                            "documentation for youtube-v3-key in config.template.yaml");
         }
 
         YouTube.lookupPlaylist(id).then(function (videos) {
@@ -119,7 +121,8 @@ var Getters = {
     /* youtube.com search */
     ytSearch: function (query, callback) {
         if (!Config.get("youtube-v3-key")) {
-            return Getters.ytSearch2(query.split(" "), callback);
+            return callback("The YouTube API now requires an API key.  Please see the " +
+                            "documentation for youtube-v3-key in config.template.yaml");
         }
 
         YouTube.search(query).then(function (res) {
@@ -582,254 +585,6 @@ var Getters = {
         var media = new Media(id, title, "--:--", "hb");
         callback(false, media);
     },
-
-    /* youtube.com - old v2 API */
-    yt2: function (id, callback) {
-        var sv = Server.getServer();
-
-        var m = id.match(/([\w-]{11})/);
-        if (m) {
-            id = m[1];
-        } else {
-            callback("Invalid ID", null);
-            return;
-        }
-
-        var options = {
-            host: "gdata.youtube.com",
-            port: 443,
-            path: "/feeds/api/videos/" + id + "?v=2&alt=json",
-            method: "GET",
-            dataType: "jsonp",
-            timeout: 1000
-        };
-
-        if (Config.get("youtube-v2-key")) {
-            options.headers = {
-                "X-Gdata-Key": "key=" + Config.get("youtube-v2-key")
-            };
-        }
-
-        urlRetrieve(https, options, function (status, data) {
-            switch (status) {
-                case 200:
-                    break; /* Request is OK, skip to handling data */
-                case 400:
-                    return callback("Invalid request", null);
-                case 403:
-                    return callback("Private video", null);
-                case 404:
-                    return callback("Video not found", null);
-                case 500:
-                case 503:
-                    return callback("Service unavailable", null);
-                default:
-                    return callback("HTTP " + status, null);
-            }
-
-            var buffer = data;
-            try {
-                data = JSON.parse(data);
-                /* Check for embedding restrictions */
-                if (data.entry.yt$accessControl) {
-                    var ac = data.entry.yt$accessControl;
-                    for (var i = 0; i < ac.length; i++) {
-                        if (ac[i].action === "embed") {
-                            if (ac[i].permission === "denied") {
-                                callback("Embedding disabled", null);
-                                return;
-                            }
-                            break;
-                        }
-                    }
-                }
-
-                var seconds = data.entry.media$group.yt$duration.seconds;
-                var title = data.entry.title.$t;
-                var meta = {};
-                /* Check for country restrictions */
-                if (data.entry.media$group.media$restriction) {
-                    var rest = data.entry.media$group.media$restriction;
-                    if (rest.length > 0) {
-                        if (rest[0].relationship === "deny") {
-                            meta.restricted = rest[0].$t;
-                        }
-                    }
-                }
-                var media = new Media(id, title, seconds, "yt", meta);
-                callback(false, media);
-            } catch (e) {
-                // Gdata version 2 has the rather silly habit of
-                // returning error codes in XML when I explicitly asked
-                // for JSON
-                var m = buffer.match(/<internalReason>([^<]+)<\/internalReason>/);
-                if (m === null)
-                    m = buffer.match(/<code>([^<]+)<\/code>/);
-
-                var err = e;
-                if (m) {
-                    if(m[1] === "too_many_recent_calls") {
-                        err = "YouTube is throttling the server right "+
-                               "now for making too many requests.  "+
-                               "Please try again in a moment.";
-                    } else {
-                        err = m[1];
-                    }
-                }
-
-                callback(err, null);
-            }
-        });
-    },
-
-    /* youtube.com playlists - old v2 api */
-    yp2: function (id, callback, url) {
-        /**
-         * NOTE: callback may be called multiple times, once for each <= 25 video
-         * batch of videos in the list.  It will be called in order.
-         */
-        var m = id.match(/([\w-]+)/);
-        if (m) {
-            id = m[1];
-        } else {
-            callback("Invalid ID", null);
-            return;
-        }
-        var path = "/feeds/api/playlists/" + id + "?v=2&alt=json";
-        /**
-         * NOTE: the third parameter, url, is used to chain this retriever
-         * multiple times to get all the videos from a playlist, as each
-         * request only returns 25 videos.
-         */
-        if (url !== undefined) {
-            path = "/" + url.split("gdata.youtube.com")[1];
-        }
-
-        var options = {
-            host: "gdata.youtube.com",
-            port: 443,
-            path: path,
-            method: "GET",
-            dataType: "jsonp",
-            timeout: 1000
-        };
-
-        if (Config.get("youtube-v2-key")) {
-            options.headers = {
-                "X-Gdata-Key": "key=" + Config.get("youtube-v2-key")
-            };
-        }
-
-        urlRetrieve(https, options, function (status, data) {
-            switch (status) {
-                case 200:
-                    break; /* Request is OK, skip to handling data */
-                case 400:
-                    return callback("Invalid request", null);
-                case 403:
-                    return callback("Private playlist", null);
-                case 404:
-                    return callback("Playlist not found", null);
-                case 500:
-                case 503:
-                    return callback("Service unavailable", null);
-                default:
-                    return callback("HTTP " + status, null);
-            }
-
-            try {
-                data = JSON.parse(data);
-                var vids = [];
-                for(var i in data.feed.entry) {
-                    try {
-                        /**
-                         * FIXME: This should probably check for embed restrictions
-                         * and country restrictions on each video in the list
-                         */
-                        var item = data.feed.entry[i];
-                        var id = item.media$group.yt$videoid.$t;
-                        var title = item.title.$t;
-                        var seconds = item.media$group.yt$duration.seconds;
-                        var media = new Media(id, title, seconds, "yt");
-                        vids.push(media);
-                    } catch(e) {
-                    }
-                }
-
-                callback(false, vids);
-
-                var links = data.feed.link;
-                for (var i in links) {
-                    if (links[i].rel === "next") {
-                        /* Look up the next batch of videos from the list */
-                        Getters["yp2"](id, callback, links[i].href);
-                    }
-                }
-            } catch (e) {
-                callback(e, null);
-            }
-
-        });
-    },
-
-    /* youtube.com search - old v2 api */
-    ytSearch2: function (terms, callback) {
-        /**
-         * terms is a list of words from the search query.  Each word must be
-         * encoded properly for use in the request URI
-         */
-        for (var i in terms) {
-            terms[i] = encodeURIComponent(terms[i]);
-        }
-        var query = terms.join("+");
-
-        var options = {
-            host: "gdata.youtube.com",
-            port: 443,
-            path: "/feeds/api/videos/?q=" + query + "&v=2&alt=json",
-            method: "GET",
-            dataType: "jsonp",
-            timeout: 1000
-        };
-
-        if (Config.get("youtube-v2-key")) {
-            options.headers = {
-                "X-Gdata-Key": "key=" + Config.get("youtube-v2-key")
-            };
-        }
-
-        urlRetrieve(https, options, function (status, data) {
-            if (status !== 200) {
-                callback("YouTube search: HTTP " + status, null);
-                return;
-            }
-
-            try {
-                data = JSON.parse(data);
-                var vids = [];
-                for(var i in data.feed.entry) {
-                    try {
-                        /**
-                         * FIXME: This should probably check for embed restrictions
-                         * and country restrictions on each video in the list
-                         */
-                        var item = data.feed.entry[i];
-                        var id = item.media$group.yt$videoid.$t;
-                        var title = item.title.$t;
-                        var seconds = item.media$group.yt$duration.seconds;
-                        var media = new Media(id, title, seconds, "yt");
-                        media.thumb = item.media$group.media$thumbnail[0];
-                        vids.push(media);
-                    } catch(e) {
-                    }
-                }
-
-                callback(false, vids);
-            } catch(e) {
-                callback(e, null);
-            }
-        });
-    },
 };
 
 module.exports = {

lib/status-messages.js

@@ -0,0 +1,83 @@
+// This status message map is taken from the node.js source code.  The original
+// copyright notice for lib/_http_server.js is reproduced below.
+//
+// Copyright Joyent, Inc. and other Node contributors.
+//
+// Permission is hereby granted, free of charge, to any person obtaining a
+// copy of this software and associated documentation files (the
+// "Software"), to deal in the Software without restriction, including
+// without limitation the rights to use, copy, modify, merge, publish,
+// distribute, sublicense, and/or sell copies of the Software, and to permit
+// persons to whom the Software is furnished to do so, subject to the
+// following conditions:
+//
+// The above copyright notice and this permission notice shall be included
+// in all copies or substantial portions of the Software.
+//
+// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
+// OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
+// MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN
+// NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM,
+// DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR
+// OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE
+// USE OR OTHER DEALINGS IN THE SOFTWARE.
+
+module.exports = {
+    100: "Continue",
+    101: "Switching Protocols",
+    102: "Processing",
+    200: "OK",
+    201: "Created",
+    202: "Accepted",
+    203: "Non-Authoritative Information",
+    204: "No Content",
+    205: "Reset Content",
+    206: "Partial Content",
+    207: "Multi-Status",
+    300: "Multiple Choices",
+    301: "Moved Permanently",
+    302: "Moved Temporarily",
+    303: "See Other",
+    304: "Not Modified",
+    305: "Use Proxy",
+    307: "Temporary Redirect",
+    308: "Permanent Redirect",
+    400: "Bad Request",
+    401: "Unauthorized",
+    402: "Payment Required",
+    403: "Forbidden",
+    404: "Not Found",
+    405: "Method Not Allowed",
+    406: "Not Acceptable",
+    407: "Proxy Authentication Required",
+    408: "Request Time-out",
+    409: "Conflict",
+    410: "Gone",
+    411: "Length Required",
+    412: "Precondition Failed",
+    413: "Request Entity Too Large",
+    414: "Request-URI Too Large",
+    415: "Unsupported Media Type",
+    416: "Requested Range Not Satisfiable",
+    417: "Expectation Failed",
+    418: "I'm a teapot",
+    422: "Unprocessable Entity",
+    423: "Locked",
+    424: "Failed Dependency",
+    425: "Unordered Collection",
+    426: "Upgrade Required",
+    428: "Precondition Required",
+    429: "Too Many Requests",
+    431: "Request Header Fields Too Large",
+    500: "Internal Server Error",
+    501: "Not Implemented",
+    502: "Bad Gateway",
+    503: "Service Unavailable",
+    504: "Gateway Time-out",
+    505: "HTTP Version Not Supported",
+    506: "Variant Also Negotiates",
+    507: "Insufficient Storage",
+    509: "Bandwidth Limit Exceeded",
+    510: "Not Extended",
+    511: "Network Authentication Required"
+};

package.json

@@ -14,7 +14,7 @@
     "cookie-parser": "^1.3.3",
     "csrf": "^2.0.6",
     "cytube-mediaquery": "git://github.com/CyTube/mediaquery",
-    "cytubefilters": "git://github.com/calzoneman/cytubefilters#7663b3a9",
+    "cytubefilters": "git://github.com/calzoneman/cytubefilters#65e685ad",
     "express": "^4.11.1",
     "express-minify": "^0.1.3",
     "graceful-fs": "^3.0.5",

templates/channel.jade

@@ -21,7 +21,7 @@ html(lang="en")
                 b.caret
               ul.dropdown-menu
                 li: a(href="#" onclick="javascript:chatOnly()") Chat Only
-                li: a(href="#" onclick="javascript:removeVideo()") Remove Video
+                li: a(href="#" onclick="javascript:removeVideo(event)") Remove Video
           mixin navloginlogout(cname)
       section#mainpage
         .container
@@ -56,6 +56,7 @@ html(lang="en")
           #controlsrow.row
             #leftcontrols.col-lg-5.col-md-5
               button#newpollbtn.btn.btn-sm.btn-default New Poll
+              button#emotelistbtn.btn.btn-sm.btn-default Emote List
             #rightcontrols.col-lg-7.col-md-7
               #plcontrol.btn-group.pull-left
                 button#showsearch.btn.btn-sm.btn-default(title="Search for a video", data-toggle="collapse", data-target="#searchcontrol")
@@ -125,7 +126,7 @@ html(lang="en")
                       input.add-temp(type="checkbox")
                       | Add as temporary
                   | Paste the embed code below and click Next or At End.
-                  | Acceptable embed codes are <code>&lt;iframe&gt;</code> and <code>&lt;object&gt;</code> tags.
+                  | Acceptable embed codes are <code>&lt;iframe&gt;</code> and <code>&lt;object&gt;</code> tags.  <strong>CUSTOM EMBEDS CANNOT BE SYNCHRONIZED.</strong>
                   textarea#customembed-content.input-block-level.form-control(rows="3")
                 #playlistmanager.collapse.plcontrol-collapse.col-lg-12.col-md-12
                   .vertical-spacer
@@ -173,6 +174,24 @@ html(lang="en")
           .modal-footer
             button.btn.btn-primary(type="button", data-dismiss="modal", onclick="javascript:saveUserOptions()") Save
             button.btn.btn-default(type="button", data-dismiss="modal") Close
+    #emotelist.modal.fade(tabindex="-1", role="dialog", aria-hidden="true")
+      .modal-dialog.modal-dialog-nonfluid
+        .modal-content
+          .modal-header
+            button.close(data-dismiss="modal", aria-hidden="true") &times;
+            h4 Emote List
+          .modal-body
+            .pull-left
+              input#emotelist-search.form-control(type="text", placeholder="Search")
+            .pull-right
+              .checkbox
+                label
+                  input#emotelist-alphabetical(type="checkbox")
+                  | Sort alphabetically
+            #emotelist-paginator-container
+            table
+              tbody
+          .modal-footer
     #channeloptions.modal.fade(tabindex="-1", role="dialog", aria-hidden="true")
       .modal-dialog
         .modal-content

www/css/cytube.css

@@ -557,15 +557,15 @@ body.chatOnly .pm-panel, body.chatOnly .pm-panel-placeholder {
 }
 
 @media screen and (min-width: 768px) {
-    .modal {
-        padding: 30px;
-    }
-
     .modal-dialog {
         min-width: 600px!important;
         max-width: 1200px!important;
         width: auto!important;
     }
+
+    .modal-dialog-nonfluid.modal-dialog {
+        max-width: 600px!important;
+    }
 }
 
 table td {
@@ -592,3 +592,36 @@ table td {
     border: 1px solid;
     border-top-width: 0;
 }
+
+#emotelist table {
+    margin: auto;
+}
+
+.emote-preview-container {
+    width: 100px;
+    height: 100px;
+    float: left;
+    text-align: center;
+    white-space: nowrap;
+    margin: 5px;
+}
+
+.emote-preview-hax {
+    display: inline-block;
+    vertical-align: middle;
+    height: 100%;
+}
+
+.emote-preview {
+    max-width: 100px;
+    max-height: 100px;
+    cursor: pointer;
+}
+
+#emotelist-paginator-container {
+    text-align: center;
+}
+
+#leftcontrols .btn {
+    margin-right: 5px;
+}

www/css/themes/bootstrap-theme.min.css

@@ -32,6 +32,10 @@ footer {
     background-color: #ffffff;
 }
 
+#emotelist td {
+    background-color: #f0f0f0;
+}
+
 .chat-shadow {
     color: #aaaaaa;
 }

www/css/themes/cyborg.css

@@ -39,7 +39,7 @@ input.form-control[type="email"], textarea.form-control {
     color: #c8c8c8;
 }
 
-.profile-box, .user-dropdown {
+.profile-box, .user-dropdown, #emotelist td {
     color: #c8c8c8;
     background-color: #2d2d2d;
 }

www/css/themes/light.css

@@ -26,6 +26,10 @@ footer {
     background-color: #ffffff;
 }
 
+#emotelist td {
+    background-color: #f0f0f0;
+}
+
 .chat-shadow {
     color: #aaaaaa;
 }

www/css/themes/modern.css

@@ -46,6 +46,15 @@ input.form-control[type="email"], textarea.form-control {
     border-radius: 0px !important;
 }
 
+#emotelist table {
+    background-color: #2a2d30;
+}
+
+#emotelist td {
+    background-color: rgba(28, 30, 34, 0.95);
+    border: none;
+}
+
 .profile-image {
     border-radius: 0px;
     border: solid 1px #000000 !important;
@@ -176,4 +185,4 @@ input.form-control[type="email"], textarea.form-control {
     margin-bottom: 9px;
     min-height: 20px;
     padding: 10px 19px !important;
-}
+}

www/css/themes/slate.css

@@ -51,7 +51,7 @@ input.form-control[type="email"], textarea.form-control {
   background-image: linear-gradient(#484e55, #3a3f44 60%, #313539) !important;
 }
 
-.profile-box, .user-dropdown {
+.profile-box, .user-dropdown, #emotelist td {
   color: #c8c8c8;
   background-color: #161a20;
 }

www/js/callbacks.js

@@ -124,6 +124,7 @@ Callbacks = {
     cooldown: function (time) {
         time = time + 200;
         $("#chatline").css("color", "#ff0000");
+        $(".pm-input").css("color", "#ff0000");
         if (CHATTHROTTLE && $("#chatline").data("throttle_timer")) {
             clearTimeout($("#chatline").data("throttle_timer"));
         }
@@ -131,6 +132,7 @@ Callbacks = {
         $("#chatline").data("throttle_timer", setTimeout(function () {
             CHATTHROTTLE = false;
             $("#chatline").css("color", "");
+            $(".pm-input").css("color", "");
         }, time));
     },
 
@@ -279,7 +281,7 @@ Callbacks = {
     channelCSSJS: function(data) {
         $("#chancss").remove();
         CHANNEL.css = data.css;
-        $("#csstext").val(data.css);
+        $("#cs-csstext").val(data.css);
         if(data.css && !USEROPTS.ignore_channelcss) {
             $("<style/>").attr("type", "text/css")
                 .attr("id", "chancss")
@@ -289,7 +291,7 @@ Callbacks = {
 
         $("#chanjs").remove();
         CHANNEL.js = data.js;
-        $("#jstext").val(data.js);
+        $("#cs-jstext").val(data.js);
 
         if(data.js && !USEROPTS.ignore_channeljs) {
             var src = data.js
@@ -1015,6 +1017,7 @@ Callbacks = {
         var tbl = $("#cs-emotes table");
         tbl.data("entries", data);
         formatCSEmoteList();
+        EMOTELIST.emoteListChanged = true;
     },
 
     updateEmote: function (data) {

www/js/data.js

@@ -44,6 +44,7 @@ var IGNORED = [];
 var CHATHIST = [];
 var CHATHISTIDX = 0;
 var CHATTHROTTLE = false;
+var CHATMAXSIZE = 100;
 var SCROLLCHAT = true;
 var LASTCHAT = {
     name: ""
@@ -115,7 +116,9 @@ var USEROPTS = {
     default_quality      : getOrDefault("default_quality", "auto"),
     boop                 : getOrDefault("boop", "never"),
     secure_connection    : getOrDefault("secure_connection", false),
-    show_shadowchat      : getOrDefault("show_shadowchat", false)
+    show_shadowchat      : getOrDefault("show_shadowchat", false),
+    emotelist_sort       : getOrDefault("emotelist_sort", true),
+    no_emotes            : getOrDefault("no_emotes", false)
 };
 
 /* Backwards compatibility check */

www/js/paginator.js

@@ -103,3 +103,108 @@
        return p;
     };
 })();
+
+function NewPaginator(numItems, itemsPerPage, pageLoader) {
+    this.numItems = numItems;
+    this.itemsPerPage = itemsPerPage;
+    this.elem = document.createElement("ul");
+    this.elem.className = "pagination";
+    this.btnBefore = 3;
+    this.btnAfter = 3;
+    this.pageLoader = pageLoader;
+}
+
+NewPaginator.prototype.makeButton = function (target, text) {
+    var li = document.createElement("li");
+    var btn = document.createElement("a");
+    btn.href = "javascript:void(0)";
+    btn.innerHTML = text;
+    var _this = this;
+    if (target !== null) {
+        btn.onclick = function (event) {
+            if (this.parentNode.className === "disabled") {
+                event.preventDefault();
+                return false;
+            }
+            _this.loadPage(target);
+        };
+    }
+
+    li.appendChild(btn);
+    return li;
+};
+
+NewPaginator.prototype.makeBreak = function () {
+    var btn = this.makeButton(null, "…");
+    btn.className = "disabled";
+    return btn;
+};
+
+NewPaginator.prototype.loadButtons = function (page) {
+    this.elem.innerHTML = "";
+
+    var first = this.makeButton(0, "First");
+    this.elem.appendChild(first);
+    if (page === 0) {
+        first.className = "disabled";
+    }
+
+    var prev = this.makeButton(page - 1, "«");
+    this.elem.appendChild(prev);
+    if (page === 0) {
+        prev.className = "disabled";
+    }
+
+    if (page > this.btnBefore) {
+        var sep = this.makeBreak();
+        this.elem.appendChild(sep);
+    }
+
+    var numPages = Math.ceil(this.numItems / this.itemsPerPage);
+    numPages = Math.max(numPages, 1);
+    var numBtns = Math.min(this.btnBefore + this.btnAfter + 1, numPages);
+    var start;
+    if (page < this.btnBefore) {
+        start = 0;
+    } else if (page > numPages - this.btnAfter - 1) {
+        start = numPages - numBtns;
+    } else {
+        start = page - this.btnBefore;
+    }
+    var end = start + numBtns;
+
+    var _this = this;
+    for (var i = start; i < end; i++) {
+        (function (i) {
+            var btn = _this.makeButton(i, String(i + 1));
+            _this.elem.appendChild(btn);
+            if (i === page) {
+                btn.className = "disabled";
+            }
+        })(i);
+    }
+
+    if (page < numPages - this.btnAfter - 1) {
+        var sep = this.makeBreak();
+        this.elem.appendChild(sep);
+    }
+
+    var next = this.makeButton(page + 1, "&raquo;");
+    this.elem.appendChild(next);
+    if (page === numPages - 1) {
+        next.className = "disabled";
+    }
+
+    var last = this.makeButton(numPages - 1, "Last");
+    this.elem.appendChild(last);
+    if (page === numPages - 1) {
+        last.className = "disabled";
+    }
+};
+
+NewPaginator.prototype.loadPage = function (page) {
+    this.loadButtons(page);
+    if (this.pageLoader) {
+        this.pageLoader(page);
+    }
+};

www/js/ui.js

@@ -740,6 +740,11 @@ $("#channeloptions li > a[data-toggle='tab']").on("shown.bs.tab", function () {
 applyOpts();
 
 (function () {
+    var embed = document.querySelector("#videowrap .embed-responsive");
+    if (!embed) {
+        return;
+    }
+
     if (typeof window.MutationObserver === "function") {
         var mr = new MutationObserver(function (records) {
             records.forEach(function (record) {
@@ -751,14 +756,39 @@ applyOpts();
             });
         });
 
-        mr.observe($("#videowrap").find(".embed-responsive")[0], { childList: true });
+        mr.observe(embed, { childList: true });
     } else {
         /*
          * DOMNodeInserted is deprecated.  This code is here only as a fallback
          * for browsers that do not support MutationObserver
          */
-        $("#videowrap").find(".embed-responsive")[0].addEventListener("DOMNodeInserted", function (ev) {
+        embed.addEventListener("DOMNodeInserted", function (ev) {
             if (ev.target.id === "ytapiplayer") handleVideoResize();
         });
     }
 })();
+
+$("#emotelistbtn").click(function () {
+    EMOTELIST.show();
+});
+
+$("#emotelist-search").keyup(function () {
+    var value = this.value.toLowerCase();
+    if (value) {
+        EMOTELIST.filter = function (emote) {
+            return emote.name.toLowerCase().indexOf(value) >= 0;
+        };
+    } else {
+        EMOTELIST.filter = null;
+    }
+    EMOTELIST.handleChange();
+    EMOTELIST.loadPage(0);
+});
+
+$("#emotelist-alphabetical").prop("checked", USEROPTS.emotelist_sort);
+$("#emotelist-alphabetical").change(function () {
+    USEROPTS.emotelist_sort = this.checked;
+    setOpt("emotelist_sort", USEROPTS.emotelist_sort);
+    EMOTELIST.handleChange();
+    EMOTELIST.loadPage(0);
+});

www/js/util.js

@@ -733,9 +733,7 @@ function applyOpts() {
     }
 
     if(USEROPTS.hidevid) {
-        $("#qualitywrap").html("");
         removeVideo();
-        $("#chatwrap").removeClass("col-lg-5 col-md-5").addClass("col-lg-12 col-md-12");
     }
 
     $("#chatbtn").remove();
@@ -1492,10 +1490,7 @@ function addChatMessage(data) {
     div.mouseleave(function() {
         $(".nick-hover").removeClass("nick-hover");
     });
-    // Cap chatbox at most recent 100 messages
+    trimChatBuffer();
-    if($("#messagebuffer").children().length > 100) {
-        $($("#messagebuffer").children()[0]).remove();
-    }
     if(SCROLLCHAT)
         scrollChat();
 
@@ -1511,6 +1506,18 @@ function addChatMessage(data) {
 
 }
 
+function trimChatBuffer() {
+    var maxSize = window.CHATMAXSIZE;
+    if (!maxSize || typeof maxSize !== "number")
+        maxSize = parseInt(maxSize || 100, 10) || 100;
+    var buffer = document.getElementById("messagebuffer");
+    var count = buffer.childNodes.length - maxSize;
+
+    for (var i = 0; i < count; i++) {
+        buffer.firstChild.remove();
+    }
+}
+
 function pingMessage(isHighlight) {
     if (!FOCUSED) {
         if (!TITLE_BLINK && (USEROPTS.blink_title === "always" ||
@@ -1688,7 +1695,14 @@ function chatOnly() {
         .click(function () {
             $("#channeloptions").modal();
         });
+    $("<span/>").addClass("label label-default pull-right pointer")
+        .text("Emote List")
+        .appendTo($("#chatheader"))
+        .click(function () {
+            EMOTELIST.show();
+        });
     setVisible("#showchansettings", CLIENT.rank >= 2);
+
     $("body").addClass("chatOnly");
     handleWindowResize();
 }
@@ -1711,7 +1725,7 @@ function handleVideoResize() {
     var intv, ticks = 0;
     var resize = function () {
         if (++ticks > 10) clearInterval(intv);
-        if ($("#ytapiplayer").parent().height() === 0) return;
+        if ($("#ytapiplayer").parent().outerHeight() <= 0) return;
         clearInterval(intv);
 
         var responsiveFrame = $("#ytapiplayer").parent();
@@ -1730,7 +1744,7 @@ function handleVideoResize() {
 $(window).resize(handleWindowResize);
 handleWindowResize();
 
-function removeVideo() {
+function removeVideo(event) {
     try {
         PLAYER.setVolume(0);
         if (PLAYER.type === "rv") {
@@ -1741,6 +1755,7 @@ function removeVideo() {
 
     $("#videowrap").remove();
     $("#chatwrap").removeClass("col-lg-5 col-md-5").addClass("col-md-12");
+    if (event) event.preventDefault();
 }
 
 /* channel administration stuff */
@@ -2514,6 +2529,11 @@ function formatUserPlaylistList() {
             .attr("title", "Delete playlist")
             .appendTo(btns)
             .click(function () {
+                var really = confirm("Are you sure you want to delete" +
+                    " this playlist? This cannot be undone.");
+                if (!really) {
+                    return;
+                }
                 socket.emit("deletePlaylist", {
                     name: pl.name
                 });
@@ -2581,10 +2601,14 @@ function initPm(user) {
     var buffer = $("<div/>").addClass("pm-buffer linewrap").appendTo(body);
     $("<hr/>").appendTo(body);
     var input = $("<input/>").addClass("form-control pm-input").attr("type", "text")
+        .attr("maxlength", 240)
         .appendTo(body);
 
     input.keydown(function (ev) {
         if (ev.keyCode === 13) {
+            if (CHATTHROTTLE) {
+                return;
+            }
             var meta = {};
             var msg = input.val();
             if (msg.trim() === "") {
@@ -2836,3 +2860,106 @@ function googlePlusSimulator2014(data) {
     data.contentType = data.meta.gpdirect[q].contentType;
     return data;
 }
+
+function EmoteList() {
+    this.modal = $("#emotelist");
+    this.modal.on("hidden.bs.modal", unhidePlayer);
+    this.table = document.querySelector("#emotelist table");
+    this.cols = 5;
+    this.itemsPerPage = 25;
+    this.emotes = [];
+    this.emoteListChanged = true;
+    this.page = 0;
+}
+
+EmoteList.prototype.handleChange = function () {
+    this.emotes = CHANNEL.emotes.slice();
+    if (USEROPTS.emotelist_sort) {
+        this.emotes.sort(function (a, b) {
+            var x = a.name.toLowerCase();
+            var y = b.name.toLowerCase();
+
+            if (x < y) {
+                return -1;
+            } else if (x > y) {
+                return 1;
+            } else {
+                return 0;
+            }
+        });
+    }
+
+    if (this.filter) {
+        this.emotes = this.emotes.filter(this.filter);
+    }
+
+    this.paginator = new NewPaginator(this.emotes.length, this.itemsPerPage,
+            this.loadPage.bind(this));
+    var container = document.getElementById("emotelist-paginator-container");
+    container.innerHTML = "";
+    container.appendChild(this.paginator.elem);
+    this.paginator.loadPage(this.page);
+    this.emoteListChanged = false;
+};
+
+EmoteList.prototype.show = function () {
+    if (this.emoteListChanged) {
+        this.handleChange();
+    }
+
+    this.modal.modal();
+};
+
+EmoteList.prototype.loadPage = function (page) {
+    var tbody = this.table.children[0];
+    tbody.innerHTML = "";
+
+    var row;
+    var start = page * this.itemsPerPage;
+    if (start >= this.emotes.length) return;
+    var end = Math.min(start + this.itemsPerPage, this.emotes.length);
+    var _this = this;
+
+    for (var i = start; i < end; i++) {
+        if ((i - start) % this.cols === 0) {
+            row = document.createElement("tr");
+            tbody.appendChild(row);
+        }
+
+        (function (emote) {
+            var td = document.createElement("td");
+            td.className = "emote-preview-container";
+
+            // Trick element to vertically align the emote within the container
+            var hax = document.createElement("span");
+            hax.className = "emote-preview-hax";
+            td.appendChild(hax);
+
+            var img = document.createElement("img");
+            img.src = emote.image;
+            img.className = "emote-preview";
+            img.title = emote.name;
+            img.onclick = function () {
+                var val = chatline.value;
+                if (!val) {
+                    chatline.value = emote.name;
+                } else {
+                    if (!val.charAt(val.length - 1).match(/\s/)) {
+                        chatline.value += " ";
+                    }
+                    chatline.value += emote.name;
+                }
+
+                _this.modal.modal("hide");
+                chatline.focus();
+            };
+
+            td.appendChild(img);
+            row.appendChild(td);
+        })(this.emotes[i]);
+    }
+
+    this.page = page;
+};
+
+window.EMOTELIST = new EmoteList();